Measurement of subsurface formation lithology, including...

Measurement while drilling pulser with turbine power...

Measuring and modifying directionality of seismic...

Measuring device for a seismic profile within a well- bore

Measuring equipment and method for mapping the geology in an...

Measuring inflow performance with a neutron logging tool

Measuring movement of particles and particle interactions in...

Measuring reservoir oil for saturation

Measuring system of a borehole probe

Mechanical wave emitting device

Mechanisms for mounting and stowing seismic vibrators on a...

Medical fluids and containers therefor

Medication tracking system

Memorisation control of data in a seismic exploration...

Memory seismic device and method

Mems-based capacitive sensor

Metal detecting portal with enhanced indicator means

Metal detection apparatus

Metal detection system

Metal detector